Removal of error logging, and pre-built tag updates for Google Analytics, Impact Radius, and PebblePost.

Data layer updates to address Klaviyo image issues, updates to our insert statements in the theme, and tracking handlers for fully managed. Pre-built tag updates for TikTok

We've added data layer updates to improve attribution, making cart data available at the initiate checkout, making order name available for purchase events, and improved purchase data capture. Improvements to the Facebook pre-built tags.

Enhancements to add configuration for ajax add to cart. This enables merchants to use form-based listeners or ajax listeners independently. Previously, both of these were driven by a single configuration option.

Enhancements to support multiple versions of the application so that merchants can test on development themes. For example, if you are on 2.19 and want to install 2.21, you can proceed with the upgrade and then move the changes to a development theme and the existing 2.19 code will still work as expected.

Bug fixes for adding to carts to prevent duplication and improved dl_select_item performance. Enhancements to the data layer to improve Facebook user matching, additional content in the data layer, automatic cache clearing, new variables, and adjustments for customizations.

Data Layer changes to cookies, new pre-built tags for Hotjar, Impact Radius, Criteo, ReCharge, and Upscribe and Conversion API support added for ReCharge and Upscribe.

• Adds support for multiple body tags in theme.
• Sitewide currency code translation support added (now using cart.currency for all ecommerce events)

• Adds additional Shopify ajax cart routes added including change, clear, and update to track changes in product quantities.
• Adds event id to all data layer push events.

Improved data layer install guide, new option for add to cart handler, name changes to all data layer events, and currency code fix. Pre-built tag updates to coincide with the data layer updates.